Duct Insulation In Attic

Add additional sealant if necessary.

Duct insulation in attic.

Set up your free estimate contact us today. In this case the temperature gradient between supply air and the ceiling can be such that the duct surface could be cooler than the local dew point. Test total duct leakage. Because the moving air is in the ductwork for only a short period of time it does not need the insulation r value the attic floor requires.

When insulating hvac ductwork use a foil faced fiberglass insulation with an r 6 or higher r value. Attic systems can help you improve your home s efficiency and comfort with attic insulation air sealing duct work solutions radiant barriers and more. Duct insulation solving condensation heat and cold problems insulation on ducts must protect from condensation radiant heat and cold. Repeat to insulate the remaining ducts.

For an added layer of protection you can apply duct mastic to the tape and duct. Prodex total duct insulation insulation radiant barrier vapor barrier all in one product. Since burying ducts is simply one of several ways to address the energy waste associated. Don t use standard cloth duct tape on hvac ductwork since the adhesive won t hold up to extreme temperatures.

Secure the insulation with short strips of foil tape. Use the type of. Sometimes the insulation is inside the ductwork. In last week s blog i discussed the practice of burying attic ducts in deep insulation.

Wrap the insulation around the duct and then pinch the seam closed. Most attic ducts are insulated flex ducts that is flex ducts with r 6 or r 8 fiberglass insulation along with an exterior polyethylene jacket. One solution to cold heat and condensation you ll be warm in winter cool in summer and dry all the time. Install loose fill insulation to cover the ducts and the attic floor to meet or exceed the code required r value for attic insulation.

Solutions to the attic duct problem. We make your home or building more comfortable in the continental us and canada. Other times insulation may be on the outside. Apply a long strip of foil tape along the seam in the insulation.

The duct insulation should include a vapor barrier cover. To install preformed duct insulation start by disconnecting an elbow to expose the end of the duct. Mechanically fasten and mastic seal all duct connections.